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Finding the Fourth Proportional to 598.22, 897.20 and 251.42

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Solution

The fourth proportional to 598.22, 897.20 and 251.42 is: 377.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.22 : 897.20 = 251.42 : x
  2. Step 2: Convert to fraction form
    598.22/897.20 = 251.42/x
  3. Step 3: Cross multiply
    598.22x = 897.20 × 251.42
  4. Step 4: Simplify right side
    598.22x = 225,568.28
  5. Step 5: Solve for x
    x = 225,568.28/598.22
  6. Step 6: Final answer
    x = 377.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.